Dezhen Telecom has one branch,Dely Technology.As follows:

Shenzhen Dely Technology Co.ltd,a China professional manufacturer of optical transceiver.After some years strive ,got so many companys high opinion,especially Eurpeon market.High honor and trust from all over the world.

Our module can compatible with :Cisco,H3C,Huawei,Extreme,Hp equipment,etc.

Main product:SFP,GBIC,SGMII,X2,XFP,XENPAK,SFP+
Warranty: 3 years for replacement, lifetime maintain.
Technical support: Professional

Can use on your telephone(telecommunication service providers),control network(electricy ,security,data service),Ethernet(switches,media converter),and Network cabling.

OUr goods in excellent quality and reasonable price.^^
Certification:CE,ROHS

Other product:Jammer,Booster
Web:www.delytec.com
    www.dezhen.net